Dietary Supplement. For strong Nails. Naturally and artificially flavored. Essential nutrients to help maintain strong nails. With gelatine, biotin and vitamin C for nail growth. Single serve envelopes. Just one packet of Knox NutraMix for Strong Nails provides important nutrients that help promote healthy, strong nails. Gelatine and biotin help promote healthy nail growth by acting at the base or the nail - the nail matrix - where nail growth begins. Niacin and vitamin B-6 are two important nutrients that help support cell growth. Vitamin C helps support collagen formation, the foundation of the nail matrix. Just one packet of Knox NutraMix for Strong Nails per day, and you will be on your way to promoting stronger, healthier nails. No sugar, no milk, no lactose, no gluten, no wheat, no yeast, no fish. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease).